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.TH LIBSIMPLE_STRRCASECHR 3 2018-10-23 libsimple
.SH NAME
libsimple_strrcasechr \- find a character in a string
.SH SYNOPSIS
.nf
#include <libsimple.h>
char *libsimple_strrcasechr(const char *\fIs\fP, int \fIc\fP);
#ifndef strrcasechr
# define strrcasechr libsimple_strrcasechr
#endif
.fi
.PP
Link with
.IR \-lsimple .
.SH DESCRIPTION
The
.BR libsimple_strrcasechr ()
function scans the string
.I s
for the last occurence of the character
.I c
(it is converted to a
.BR char ).
If no such character exist in the string,
the string's end is returned.
.PP
The comparison is case-insensitive.
.SH RETURN VALUE
The
.BR libsimple_strrcasechr ()
function returns the pointer
.I s
with a maximal offset such that
.IR tolower(*r)==tolower(c) ,
where
.I r
is the returned pointer, if no such
offset exists, it returns
.BR NULL .
.SH ERRORS
The
.BR libsimple_strrcasechr ()
function cannot fail.
.SH ATTRIBUTES
For an explanation of the terms used in this section, see
.BR attributes (7).
.TS
allbox;
lb lb lb
l l l.
Interface Attribute Value
T{
.BR libsimple_strrcasechr ()
T} Thread safety MT-Safe
T{
.BR libsimple_strrcasechr ()
T} Async-signal safety AS-Safe
T{
.BR libsimple_strrcasechr ()
T} Async-cancel safety AC-Safe
.TE
.SH EXAMPLES
None.
.SH APPLICATION USAGE
None.
.SH RATIONALE
None.
.SH FUTURE DIRECTIONS
None.
.SH NOTES
None.
.SH BUGS
None.
.SH SEE ALSO
.BR libsimple_strcasechr (3),
.BR libsimple_strrncasechr (3),
.BR libsimple_memrcasechr (3),
.BR strrchr (3)
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